Philosophy
The Epistemology of Scientific Models and Idealization
Quick fact
Physicists often use 'frictionless planes' or 'point masses'—perfectly smooth, zero-size objects that don't exist in nature—yet these idealized models are foundational to physics.
Why this is interesting
You know the solar system is mostly empty space, yet diagrams show planets lined up like beads on a necklace. Why do scientists use such distorted pictures—and how can they still teach us truth?